only fixing typos and cosmetic changes.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@28773 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/Document.py

 # -*- coding: utf-8 -*-
 ##############################################################################
 #
-# Copyright (c) 2002 Nexedi SARL and Contributors. All Rights Reserved.
+# Copyright (c) 2009 Nexedi SA and Contributors. All Rights Reserved.
 #                    Jean-Paul Smets-Solanes <jp@nexedi.com>
 #
 # WARNING: This program as such is intended to be used by professional
-# programmers who take the whole responsability of assessing all potential
+# programmers who take the whole responsibility of assessing all potential
 # consequences resulting from its eventual inadequacies and bugs
 # End users who are looking for a ready-to-use solution with commercial
-# garantees and support are strongly adviced to contract a Free Software
+# guarantees and support are strongly adviced to contract a Free Software
 # Service Company
 #
 # This program is Free Software; you can redistribute it and/or
@@ -231,7 +231,7 @@ class ConversionCacheMixin:
     """Generate proper cache id based on **kw.
     Function inspired from ERP5Type.Cache
     """
-    return str(makeSortedTuple(kw)).translate(string.maketrans('', ''), """[]()<>'", """)
+    return str(makeSortedTuple(kw)).translate(string.maketrans('', ''), '[]()<>\'", ')
 
 class PermanentURLMixIn(ExtensibleTraversableMixIn):
   """